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ICIP
1999
IEEE
13 years 11 months ago
Power Spectrum Condition for Energy-Efficient Watermarking
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...
Jonathan K. Su, Bernd Girod
CIKM
1997
Springer
13 years 11 months ago
The Need for Metrics in Visual Information Analysis
CT This paper explores several methods for visualizing the thematic content of large document collections. As opposed to traditional query-driven document retrieval, these methods ...
Nancy Miller, Elizabeth G. Hetzler, Grant Nakamura...
ISCAS
1994
IEEE
60views Hardware» more  ISCAS 1994»
13 years 11 months ago
A Comparison of First and Second Generation Switched-Current Cells
The Switched-Current SI technique is a circuit method that enables analog sampled-data circuits to be realized with a standard digital CMOS process. At this time it is fair to say...
Peter M. Sinn, Gordon W. Roberts
ITS
1992
Springer
152views Multimedia» more  ITS 1992»
13 years 11 months ago
People Power: A Human-Computer Collaborative Learning System
Abstract. This paper reports our research work in the new field of humancomputer collaborative learning (HCCL). The general architecture of an HCCL is defined. An HCCL system, call...
Pierre Dillenbourg, John A. Self
SIGGRAPH
2010
ACM
13 years 11 months ago
Seeing is believing: body motion dominates in multisensory conversations
In many scenes with human characters, interacting groups are an important factor for maintaining a sense of realism. However, little is known about what makes these characters app...
Cathy Ennis, Rachel McDonnell, Carol O'Sullivan